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[thirdparty/binutils-gdb.git] / gdb / testsuite / gdb.base / watchpoint-hw-hit-once.c
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1/* This testcase is part of GDB, the GNU debugger.
2
7b6bb8da 3 Copyright 2009, 2010, 2011 Free Software Foundation, Inc.
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4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 3 of the License, or
8 (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
17
18static int watchee;
19
20int
21main (void)
22{
23 volatile int dummy;
24
25 /* Stub lines are present as no breakpoints/watchpoint gets hit if current PC
26 already stays on the line PC while entering "step"/"continue". */
27
28 dummy = 0; /* Stub to catch WATCHEE access after runto_main. */
29 dummy = watchee;
30 dummy = 1; /* Stub to catch break-at-exit after WATCHEE has been hit. */
31 dummy = 2; /* break-at-exit */
32
33 return 0;
34}